CONTACT TYPE MICROPHONE FOR UNDER-WATER,申请号JP19870250618-传众专利搜索

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发明名称	CONTACT TYPE MICROPHONE FOR UNDER-WATER
摘要
申请公布号	JPH0193998(A)	申请公布日期	1989.04.12
申请号	JP19870250618	申请日期	1987.10.06
申请人	SHIMADA PHYS & CHEM IND CO LTD	发明人	KAMO TAKEHIKO;UCHIDA SHIRO;SUZUKI KENICHIRO
分类号	H04R1/44	主分类号	H04R1/44
代理机构		代理人
主权项
地址

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